As modern web applications grow in complexity and features, developers need tools and frameworks to deliver and maintain solutions with high quality standards. Knockout.JS is an emerging JavaScript presentation framework that promotes a solid solution design in combination with Jasmine, a well-known unit testing library. They both ensure rapid development and maintainability over time, and modification of requirements, reducing errors and addressing expected functionalities. This book is a great starting point to meet all the most important concepts and frameworks involved in modern web application production. Every chapter sequentially introduces a library or a tool as a specific building block of the entire environment, proposing concrete examples and development considerations. By the end of this book, you will have a solid direction to follow when developing a web application, and you will also collect new hints and ideas to improve the delivery process of web applications.